Al-Khwarizmi — "The unknown must be isolated to find its value."
The unknown must be isolated to find its value.
The unknown must be isolated to find its value.
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"The root is the side of the square."
"When I considered what people generally want in calculating, I found that it always is a number."
"The Hindus have a method of calculation which they call 'the nine figures'."
"What is easiest and most useful in arithmetic, such as men frequently require in cases of inheritance, legacies, partition, lawsuits, and trade."
"Numbers are the roots of all calculations."
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